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Table 1 Baseline characteristics of study participants according to low back pain

From: Height loss but not body composition is related to low back pain in community-dwelling elderlies: Shimane CoHRE study

  Women Men
No LBP LBP p-value No LBP LBP p-value
n = 747 n = 567 n = 543 n = 355
Mean SD Mean SD Mean SD Mean SD
Age(years) 72.5 6.6 73.5 6.5 0.01 72.9 6.6 72.8 6.4 0.92
Body weight(kg) 50.8 8.4 50.5 8.3 0.52 60.5 8.6 61.0 8.9 0.40
Body height (cm) 150.6 5.9 149.1 5.7 < 0.01 163.1 6.1 162.7 6.2 0.42
Body mass index (kg/m2) 22.4 3.4 22.7 3.4 0.11 22.7 2.8 23.0 2.8 0.16
Muscle mass(kg) 14.2 2.0 14.0 2.1 0.21 20.2 2.9 20.4 3.2 0.25
Fat mass(kg) 15.2 6.4 15.4 6.2 0.55 11.7 5.0 11.9 5.1 0.51
Bone mass %YAM(%)a 83.9 10.0 83.4 9.9 0.40 91.3 11.0 91.3 12.3 0.93
Height loss (cm) 2.9 2.4 4.0 3.3 < 0.01 2.3 2.0 2.9 2.6 < 0.01
  n % n %   n % n %  
Alcohol intake 213 28.5 144 25.4 0.21 385 70.9 248 69.9 0.74
Current smoking 8 1.1 5 0.9 0.73 79 14.5 62 17.5 0.24
History of fall 113 15.1 96 16.9 0.38 56 10.3 58 16.3 < 0.01
Hypertension 279 37.3 259 45.7 < 0.01 212 39.0 156 43.9 0.14
Diabetes mellitus 68 9.1 45 7.9 0.46 77 14.2 49 13.8 0.87
Dyslipidemia 240 32.1 195 34.4 0.39 97 17.9 67 18.9 0.70
Cerebrovascular disease 11 1.5 15 2.6 0.13 24 4.4 28 7.9 0.03
Chronic Heart disease 42 5.6 55 9.7 < 0.01 62 11.6 34 10.7 0.38
Community 1 317 42.4 218 38.4   243 44.8 186 52.4  
Community 2 255 34.1 210 37.0   152 28.0 87 24.5  
Community 3 175 23.4 139 24.5 0.34 148 27.3 82 23.1 0.08
  1. an = 1505; Community 1 = Unnan city; 2 = Oki-island; 3 = Ohnan Cho
  2. S.D standard deviation